A COMPARATIVE CLINICAL STUDY TO EVALUATE THE EFFICACY OF GREEVABASTI WITH PRASARINI TAILA AND NASYA KARMA WITH PARINITAKERIKSHEERA TAILA AS PRADHANA KARMA IN GREEVASANDIGATAVATA W.S.R. TO CERVICAL SPONDYLOSIS. Int J Ayu Pharm Res 2020, 8 (2), 11-14.